Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

The long-range data shows we may be done with a true Arctic air mass similar to what we experienced in January. But we ...

Ranked dead last, or perhaps not mentioned at all, would probably be the only state that sits partly within the Arctic Circle ...

The weather flow is gradually changing now and as we head into early February. Our storm systems will come from the west and ...

It's like "bomb cyclone" or "firenado." It seems like the sort of phenomenon that would be responsible for the ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

With last week's freeze being the second time temperatures dipped below freezing this winter, many are wondering if this ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

The big winter weather challenge has now come and gone in the form of last week’s polar vortex. The Eastern railroads got ...

Winter is making its presence known in New York City, as the polar vortex is bringing brutally cold temperatures to the ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...